O'Brien, J. A. (1946). Is the will free?: Light from modern science and philosophy. Paulist Press.
Chicago Style (17. basım) AtıfO'Brien, John A. Is the Will Free?: Light from Modern Science and Philosophy. New York: Paulist Press, 1946.
MLA (8th ed.) AtıfO'Brien, John A. Is the Will Free?: Light from Modern Science and Philosophy. Paulist Press, 1946.
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